<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>my form</title>
</head>
<body>
<div>
    <form action="https://www.sogou.com/web" target="_blank">
        <select name="query">
            <option value="linux">linux</option>
            <option value="python">python</option>
            <option value="html">html</option>
            <option value="css">css</option>
        </select>
        <br>
        <input type="submit" value="搜狗搜索">
    </form>
</div>

<hr>
<div>
    <form action="">
        <textarea name="comment" cols="30" rows="10"></textarea>
    </form>
</div>

<div>
    <form action="">
        <p>1. 静态文件有：</p>
        <label>
            <input type="checkbox" name="q1" value="A"> css
        </label>
        <label>
            <input type="checkbox" name="q1" value="B"> javascript
        </label>
        <label>
            <input type="checkbox" name="q1" value="C"> python
        </label>
        <label>
            <input type="checkbox" name="q1" value="D"> image
        </label>
        <p>
            <input type="submit" value="提交">
        </p>
    </form>
</div>
<hr>
<div>
    <form action="https://www.sogou.com/web" target="_blank">
        <label>
            <input type="radio" name="query" value="linux"> linux
        </label>
        <input id="py" type="radio" name="query" value="python">
        <label for="py">python</label>
        <input type="radio" name="query" value="html"> html
        <input type="radio" name="query" value="css"> css
        <input type="submit" value="搜狗搜索">
        <input type="reset" value="重置">
    </form>
</div>
<hr>
<div>
    <form action="">
        <p>
            username: <input type="text" placeholder="用户名">
        </p>
        <p>
            password: <input type="password" placeholder="密 码">
        </p>
        <p>
            <input type="submit" value="login">
        </p>
    </form>
</div>
<div>
    <form action="http://images.baidu.com/search/index" target="_blank">
        <input type="text" name="word">
        <input type="hidden" name="tn" value="baiduimage">
        <input type="submit" value="百度搜图">
    </form>
</div>
<div>
    <form action="https://pic.sogou.com/pics" target="_blank">
        <input type="text" name="query">
        <input type="submit" value="搜狗搜图">
    </form>
</div>
<div>
    <form action="https://www.baidu.com/s" target="_blank">
        <input type="text" name="wd">
        <input type="submit" value="百度搜索">
    </form>
</div>
<div>
    <form action="http://cn.bing.com/search" target="_blank">
        <input type="text" name="q">
        <input type="submit" value="必应搜索">
    </form>
</div>
<div>
    <form action="https://www.sogou.com/web" target="_blank">
        <input type="text" name="query">
        <input type="submit" value="搜狗搜索">
    </form>
</div>
</body>
</html>